Dangerous Heat and Humidity Through Saturday

Dangerously hot and humid conditions are expected to continue through Saturday. Additionally, there will be a threat of thunderstorms through Sunday. View this briefing for details. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

31NM NNW Lewes DE

Marine Point Forecast

[NOTICE]

Independence Day
High: 96 °F
Light Wind
1ft
Tonight
Low: 74 °F
Light Wind
3ft
Sunday
High: 83 °F
Light Wind
1ft
Sunday Night
Low: 73 °F
Light Wind
1-2ft
Monday
High: 84 °F
ESE 10kt
1ft
Monday Night
Low: 71 °F
Light Wind
1ft
Tuesday
High: 84 °F
NE 10kt
1ft
Tuesday Night
Low: 70 °F
Light Wind
1ft
Wednesday
High: 82 °F
Light Wind
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 am EDT Jul 4, 2026
Forecast Valid: 8am EDT Jul 4, 2026-6pm EDT Jul 10, 2026

View Nearby Observations

Detailed Forecast

Independence Day

Variable winds 5 kt or less. A slight chance of showers and thunderstorms after 5pm. Some of the storms could produce heavy rainfall. Waves around 1 ft.

Tonight

Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly before 10pm. Some of the storms could produce heavy rainfall. Waves 3 ft subsiding to 1 ft.

Sunday

Variable winds 5 kt or less. A chance of showers, with thunderstorms also possible after 2pm. Waves around 1 ft.

Sunday Night

Variable winds 5 kt or less. Showers and thunderstorms before 5am, then a chance of showers. Waves 1 to 2 ft.

Monday

ENE wind 5 to 10 kt becoming ESE in the afternoon. A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. Waves around 1 ft.

Monday Night

Variable winds 5 kt or less. Showers and possibly a thunderstorm. Waves around 1 ft.

Tuesday

NE wind 5 to 10 kt. Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Waves around 1 ft.

Tuesday Night

Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Waves around 1 ft.

Wednesday

Variable winds 5 kt or less. Partly sunny. Waves around 1 ft.

Winds and seas higher in and near tstms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.